full-disclosure - [FD] Trojan.Win32.Delf.uq / Insecure Permissions EoP

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Message-ID: <CAAHK0WTykzyTCgWuvoBerQOyL6DBAkwQJTPq_7mCz16JNx9nsw@mail.gmail.com>
Date: Sun, 7 Feb 2021 00:19:56 -0500
From: malvuln <malvuln13@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] Trojan.Win32.Delf.uq / Insecure Permissions EoP

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source:
https://malvuln.com/advisory/a4ea99b54e171274795f14a4ac7f17ba.txt
Contact: malvuln13@...il.com
Media: twitter.com/malvuln

Threat: Trojan.Win32.Delf.uq
Vulnerability: Insecure Permissions EoP
Description: Malware creates an vulnerable dir named "downsoft" under
c:\ drive granting change (C) permissions to the authenticated users
group.
Type: PE32
MD5: a4ea99b54e171274795f14a4ac7f17ba
Vuln ID: MVID-2021-0071
Disclosure: 02/06/2021

Exploit/PoC:
C:\>cacls \downsoft
C:\downsoft BUILTIN\Administrators:(OI)(CI)(ID)F
            NT AUTHORITY\SYSTEM:(OI)(CI)(ID)F
            BUILTIN\Users:(OI)(CI)(ID)R
            NT AUTHORITY\Authenticated Users:(ID)C
            NT AUTHORITY\Authenticated Users:(OI)(CI)(IO)(ID)C

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credit is given to the author. The author is not responsible for any
misuse of the information contained herein and accepts no
responsibility for any damage caused by the use or misuse of this
information. The author prohibits any malicious use of security
related information or exploits by the author or elsewhere. Do not
attempt to download Malware samples. The author of this website takes
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Malware handling or the downloading of ANY Malware mentioned on this
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